 He then played two years of collegiate hockey with St. Lawrence University of the ECAC.Lacroix made his professional debut with Maple Leafs American Hockey League affiliate, the St. John's Maple Leafs before appearing in his first NHL game with the Leafs in the 1993–94 season.Lacroix enjoyed his most successful stint in the NHL with the Colorado Avalanche, posting a career high 18 goals, 18 assists and 36 points in the 1996–97 season, as the Avalanche fell just short of defending their Stanley Cup title.